What causes asthma?
a. bacteria that are resistant to antibiotics infect the body.
b. particular antigens trigger muscle contractions that make it difficult to breathe.
c. antibodies and cytotoxic t cells attack cells in the tissues of the lungs.
d. mosquito-borne pathogens enter the bloodstream.

Which organelles are labeled d, and what is one feature that distinguishes them from the other labeled organelles chloroplasts the only organelles that produce sugars from sunlight mosomes, only found in animal and bacterial cells centricles only found in animal cells mitochondra, the only energo-generating structures found in cells

Which phase of the cell cycle ensures that identical copies of the dna are made for daughter cells?

Where can a dna be found in a prokaryotic cell